// Copyright 2000-2017 JetBrains s.r.o.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.intellij.util.containers;

import org.jetbrains.annotations.NotNull;

import java.util.Collection;

public interface IntObjectMap<V> {
    V put(int key, @NotNull V value);

    V get(int key);

    V remove(int key);

    boolean containsKey(int key);

    void clear();

    @NotNull
    int[] keys();

    int size();

    boolean isEmpty();

    @NotNull
    Collection<V> values();

    boolean containsValue(@NotNull V value);

    interface Entry<V> {
        int getKey();

        @NotNull
        V getValue();
    }

    @NotNull
    Iterable<Entry<V>> entries();
}
